Expensive cables are a big rip-off. No surprise there, we wrote about it at length in our "The Truth About Monster Cable" trilogy in 2007. (1, 2, and 3.) But if you're a visual learner, Mint.com offers this helpful infographic.

Mint's main gig is offering a beautiful online service for managing personal finances. But they also dabble in sassy visual aids for money-related topics, like this one, that goes beyond the usual rabble-rousing to give some insight into what retailers get out of the great HDMI cable scam. [Mint via LifeHacker]